
Windows Defender Troubleshooting Checklist
Windows Defender (now Microsoft Defender Antivirus) usually runs quietly in the background, but s...

Windows Defender (now Microsoft Defender Antivirus) usually runs quietly in the background, but s...

You click the activation link or open Settings > Update & Security > Activation, and nothing happ...

You open Outlook and see an error about the SSL certificate being invalid or not working. This us...

If Outlook is using 50% or more of your CPU for no obvious reason, an add-in is often the culprit...

If you've backed up your Windows app data or package files and need to restore Microsoft Store ap...

You're browsing in Chrome and suddenly the tab crashes with error code STATUS_BREAKPOINT. This us...